central file online

例句：

1. 1.The central file is the most important document in the company's operations.
   中央文件是公司运营中最重要的文件。
2. 2. The central file was updated with new information about the project.
   中央文件更新了关于该项目的新信息。
3. 3.The central file was accessed by all employees for training purposes.
   中央文件被所有员工用于培训目的。